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laptop.nix (700B)

      1 { config, lib, pkgs, ... }:
      2 
      3 with lib;
      4 let
      5   cfg = config.profiles.laptop;
      6 in
      7 {
      8   options = {
      9     profiles.laptop = {
     10       enable = mkEnableOption "Enable laptop profile";
     11     };
     12   };
     13   config = mkIf cfg.enable {
     14     boot.kernel.sysctl = {
     15       "vm.swappiness" = 10;
     16       "vm.dirty_ratio" = 25;
     17       "vm.dirty_background_ratio" = 10;
     18       "vm.dirty_writeback_centisecs" = 5000;
     19       "vm.dirty_expire_centisecs" = 5000;
     20     };
     21     environment.systemPackages = with pkgs; [
     22       lm_sensors
     23       powertop
     24       acpi
     25     ];
     26     systemd.services.nix-gc.unitConfig.ConditionACPower = true;
     27     services = {
     28       logind.extraConfig = ''
     29         HandleLidSwitchDocked=ignore
     30       '';
     31     };
     32   };
     33 }